FST Operation

[mmbejani]

I just run the example code and create two FSTs. Then I use intersect operation on these two FSTs and got the following error:

ERROR: IntersectFst: Input FSTs are not acceptors
Traceback (most recent call last):
File "", line 1, in
File "pywrapfst.pyx", line 3636, in pywrapfst.intersect
File "pywrapfst.pyx", line 3667, in pywrapfst.intersect
File "pywrapfst.pyx", line 2737, in pywrapfst._init_MutableFst
pywrapfst.FstOpError: Operation failed